EP0095927A3 - Magnetic device - Google Patents

Magnetic device Download PDF

Info

Publication number
EP0095927A3
EP0095927A3 EP83303112A EP83303112A EP0095927A3 EP 0095927 A3 EP0095927 A3 EP 0095927A3 EP 83303112 A EP83303112 A EP 83303112A EP 83303112 A EP83303112 A EP 83303112A EP 0095927 A3 EP0095927 A3 EP 0095927A3
Authority
EP
European Patent Office
Prior art keywords
magnetic device
magnetic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP83303112A
Other versions
EP0095927A2 (en
EP0095927B1 (en
Inventor
Yoshio Sakata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi Chemical Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Publication of EP0095927A2 publication Critical patent/EP0095927A2/en
Publication of EP0095927A3 publication Critical patent/EP0095927A3/en
Application granted granted Critical
Publication of EP0095927B1 publication Critical patent/EP0095927B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
EP83303112A 1982-06-01 1983-05-31 Magnetic device Expired EP0095927B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1982081427U JPS58184810U (en) 1982-06-01 1982-06-01 magnetic circuit device
JP81427/82U 1982-06-01

Publications (3)

Publication Number Publication Date
EP0095927A2 EP0095927A2 (en) 1983-12-07
EP0095927A3 true EP0095927A3 (en) 1984-05-23
EP0095927B1 EP0095927B1 (en) 1987-01-14

Family

ID=13746066

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83303112A Expired EP0095927B1 (en) 1982-06-01 1983-05-31 Magnetic device

Country Status (4)

Country Link
US (1) US4517539A (en)
EP (1) EP0095927B1 (en)
JP (1) JPS58184810U (en)
DE (1) DE3369207D1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6678413B1 (en) * 2000-11-24 2004-01-13 Yiqing Liang System and method for object identification and behavior characterization using video analysis
US10698344B2 (en) 2015-01-28 2020-06-30 Hitachi Metals, Ltd. Molding device, metal mold, method of manufacturing magnet roll and method of magnetizing magnet roll

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176652A (en) * 1960-09-26 1965-04-06 Xerox Corp Xerographic developing apparatus
GB1449393A (en) * 1974-01-07 1976-09-15 Ibm Electrophotographic magnetic brush roller
US4098228A (en) * 1976-11-22 1978-07-04 Xerox Corporation High speed magnetic brush development system
US4226524A (en) * 1977-11-19 1980-10-07 Ricoh Company, Ltd. Magnetic brush development apparatus for an electrostatic copier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3572289A (en) * 1968-09-23 1971-03-23 Xerox Corp Magnetic brush development apparatus
US4185262A (en) * 1977-08-01 1980-01-22 Matsushita Electric Industrial Co., Ltd. Magnet device
US4222021A (en) * 1978-07-31 1980-09-09 Bunker Earle R Jun Magnetic apparatus appearing to possess only a single pole
US4303331A (en) * 1979-11-05 1981-12-01 Xerox Corporation Magnet for use in a magnetic brush development system
JPS58171804A (en) * 1982-04-02 1983-10-08 Canon Inc Magnet roller

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176652A (en) * 1960-09-26 1965-04-06 Xerox Corp Xerographic developing apparatus
GB1449393A (en) * 1974-01-07 1976-09-15 Ibm Electrophotographic magnetic brush roller
US4098228A (en) * 1976-11-22 1978-07-04 Xerox Corporation High speed magnetic brush development system
US4226524A (en) * 1977-11-19 1980-10-07 Ricoh Company, Ltd. Magnetic brush development apparatus for an electrostatic copier

Also Published As

Publication number Publication date
EP0095927A2 (en) 1983-12-07
JPS58184810U (en) 1983-12-08
DE3369207D1 (en) 1987-02-19
US4517539A (en) 1985-05-14
JPH0119371Y2 (en) 1989-06-05
EP0095927B1 (en) 1987-01-14

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